Etymologically

Etymology and origin of the French word déisme

Confidence
Established
Formation
Derivation
First attested
1662 Pascal, Pensées More words from the 17th century
Ultimate origin
Latin deus

Pronunciation

Forms

déisme m (plural déismes)[1]

Etymology

It is formed from French déiste + -isme, the earlier word being recorded in 1563 or 1564.[2][3][4][5] The TLFi derives it directly from the stem of Latin deus (“god”) with the suffix -isme.[6][7]

Earliest recorded meaning

It is first found in Pascal's Pensées (1662), where déisme and athéisme are the two errors of those who seek God outside Christ.[6][3]

Semantic evolution

With déiste, it spread in the 17th and 18th centuries for a deliberately vague belief in God that refused the teaching of the churches, the “natural religion” of the 18th century as opposed to revealed religion.[5][6] After Kant, philosophers separated déisme from théisme, but the two words are still sometimes used as synonyms.[5][8]

Timeline

  • 1662 – Pascal's Pensées use déisme.[6][5]

Meanings

Noun

  1. (philosophy) deism: belief in God reached by reason, without accepting révélation or dogma; the opposite of athéisme.[6][8][7]

References

  1. ^ a b c Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ Rey, Alain, ed. (2005), Le Grand Robert de la langue française, electronic version, Paris: Le Robert
  3. ^ a b Guilbert, Louis; Lagane, René; Niobey, Georges, eds. (1971–1978; 1989), Grand Larousse de la langue française, Paris: Larousse
  4. ^ Bloch, Oscar; Wartburg, Walther von (1989), Dictionnaire étymologique de la langue française, 8th ed., Paris: Presses universitaires de France
  5. ^ a b c d Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert
  6. ^ a b c d e Trésor de la langue française informatisé (2004), ATILF – CNRS & Université de Lorraine, atilf.fr/tlfi; electronic version of Imbs, Paul; Quemada, Bernard, eds. (1971–1994), Trésor de la langue française, Paris: CNRS / Gallimard
  7. ^ a b Littré, Émile (1873–1877), Dictionnaire de la langue française, 4 vols. and supplement, Paris: Hachette
  8. ^ a b Rey-Debove, Josette; Rey, Alain, eds. (2007), Le Petit Robert de la langue française, Paris: Le Robert
Cite this entry

“Déisme.” Etymologically, 15 Nov. 2026, etymologically.com/fr/d%C3%A9isme. Accessed 15 Nov. 2026.

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